Earth fell in a single day. Alien Invaders swarm the rubble, hunting survivors. Humanity is an endangered species. Want to save the world? grab a gun and fight back. The Deluxe Edition includes 14 additional weapon skins (7 Weapon Skins x 2 Variants Each), 16 character skins (4 Hazmat Survival Suits x 4 Variants Each) - The Deluxe Edition includes 14 additional weapon skins (7 Weapon Skins x 2 Variants Each), 16 character skins (4 Hazmat Survival Suits x 4 Variants Each) - Co-operative survival for up to four players - team up with friends and/or a.I. Teammates to survive the alien infestation - Build your defenses - strategically Deploy barricades to block the enemy hordes and Install Turrets anywhere to create Perfect alien Killing zones - Print your weapons - use advanced 3D printers to print more than twenty different weapons to use against the vicious alien enemies - Multiple campaigns - each campaign tells a story across several missions, allowing players to dive in and experience diverse settings and mission types across the pacific northwest